The top pairt o the coat o airms show the geographical location o the destrict near the Rhine Valley - the silver baund seembolizit the Rhine river. This seembol comes frae the coat o airms o the umwhile Proushie province Rhineland. In the left side the double bars are thocht tae seembolize a castle, they wur uised bi the earls o Berg aroond 1100. When in 1225 the dukes o Limburg did tak ower they introduce their sign, the red lion wi a blue tongue, intae the coat o airms o the earldom.